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2026-02-02 - 16:55
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #8

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Congatec
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot8s.osadl.org (updated Mon Feb 02, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21066729912330,1229cyclictest2322046-21sleep3
21066729911630,1159cyclictest21130102sleep33
2106672994250,421cyclictest2179833-21turbostat3
2106672993330,330cyclictest2483645-21turbostat3
2106672992523,1cyclictest0-21swapper/33
2106672992017,1cyclictest0-21swapper/33
2106672991917,1cyclictest0-21swapper/33
2106672991816,1cyclictest0-21swapper/33
2106672991816,1cyclictest0-21swapper/33
2106672991815,1cyclictest0-21swapper/33
210667299181,13cyclictest2413032-21taskset3
2106672991715,1cyclictest0-21swapper/33
2106672991715,1cyclictest0-21swapper/33
2106672991715,1cyclictest0-21swapper/33
2106672991715,1cyclictest0-21swapper/33
2106672991714,1cyclictest0-21swapper/33
210667299171,12cyclictest2199672-21taskset3
2106672991614,1cyclictest0-21swapper/33
2106672991614,1cyclictest0-21swapper/33
2106672991613,1cyclictest0-21swapper/33
2106672991613,1cyclictest0-21swapper/33
2106672991613,1cyclictest0-21swapper/33
2106672991613,1cyclictest0-21swapper/33
2106672991613,1cyclictest0-21swapper/33
2106672991613,1cyclictest0-21swapper/33
2106672991613,1cyclictest0-21swapper/33
2106672991613,1cyclictest0-21swapper/33
2106672991613,1cyclictest0-21swapper/33
210667299161,11cyclictest2173686-21taskset3
210667299161,11cyclictest2121919-21taskset3
23094272151,4sleep12309459-21apt-get1
210667299157,5cyclictest2496420-21turbostat3
2106672991513,1cyclictest0-21swapper/33
2106672991513,1cyclictest0-21swapper/33
2106672991513,1cyclictest0-21swapper/33
2106672991513,1cyclictest0-21swapper/33
2106672991512,1cyclictest0-21swapper/33
2106672991512,1cyclictest0-21swapper/33
2106672991512,1cyclictest0-21swapper/33
2106672991512,1cyclictest0-21swapper/33
2106672991512,1cyclictest0-21swapper/33
2106672991512,1cyclictest0-21swapper/33
24712182141,5sleep02471399-21grep0
22575882140,1sleep30-21swapper/33
210667299149,3cyclictest2343016-21chrt3
2106672991413,1cyclictest0-21swapper/33
2106672991413,0cyclictest0-21swapper/33
2106672991413,0cyclictest0-21swapper/33
2106672991413,0cyclictest0-21swapper/33
2106672991412,1cyclictest0-21swapper/33
2106672991412,1cyclictest0-21swapper/33
2106672991412,1cyclictest0-21swapper/33
2106672991412,1cyclictest0-21swapper/33
2106672991412,1cyclictest0-21swapper/33
2106672991411,1cyclictest0-21swapper/33
2106672991411,1cyclictest0-21swapper/33
210667299141,10cyclictest2470508-21taskset3
210667299141,10cyclictest2445163-21chrt3
301798130,9rtkit-daemon2113163-21munin-node2
210667299135,6cyclictest2295991-21sleep3
210667299131,9cyclictest2463514-21taskset3
2106672991312,0cyclictest0-21swapper/33
2106672991311,1cyclictest0-21swapper/33
2106672991311,1cyclictest0-21swapper/33
2106672991311,1cyclictest0-21swapper/33
2106672991310,1cyclictest0-21swapper/33
2106672991310,1cyclictest0-21swapper/33
2106672991310,1cyclictest0-21swapper/33
24515722121,3sleep02451605-21apt-get0
210667299121,8cyclictest2212454-21taskset3
2106672991210,1cyclictest0-21swapper/33
301798110,6rtkit-daemon2153473-21vmstat2
301798110,4rtkit-daemon2113163-21munin-node2
301798110,4rtkit-daemon2113163-21munin-node2
24380962116,3sleep02387034-21kworker/0:2+kacpi_notify0
24380962116,3sleep02387034-21kworker/0:2+kacpi_notify0
210667299119,1cyclictest0-21swapper/33
301798100,6rtkit-daemon2199369-21idleruntime-cro2
301798100,5rtkit-daemon2405484-21ntp_states2
301798100,3rtkit-daemon636-21snmpd2
25080582100,7sleep12508522-21grep1
24774732102,4sleep12477495-21apt-get1
24191232101,7sleep02412743-21cron0
22124682101,6sleep20-21swapper/22
21464792102,4sleep12146584-21python31
21218832101,4sleep22121916-21apt-get2
21001792101,5sleep12099897-21apt-get1
30179890,6rtkit-daemon317-21systemd-udevd2
30179890,5rtkit-daemon636-21snmpd2
30179890,5rtkit-daemon636-21snmpd2
30179890,5rtkit-daemon3205-21sendmail-mta2
30179890,5rtkit-daemon2393724-21chrt2
30179890,4rtkit-daemon636-21snmpd2
30179890,4rtkit-daemon636-21snmpd2
30179890,4rtkit-daemon441-21rsyslogd2
30179890,4rtkit-daemon2334078-21/usr/sbin/munin2
30179890,4rtkit-daemon2222506-21cut2
30179890,4rtkit-daemon2117163-21cut2
30179890,4rtkit-daemon2113163-21munin-node2
30179890,3rtkit-daemon3200908-21packagekitd2
2522976291,6sleep02523105-21irqcore0
2522640291,4sleep12522662-21apt-get1
2517365290,6sleep12518539-21cut1
2476562292,2sleep1171rcu_preempt1
2434055290,6sleep22436112-21cut2
2434055290,6sleep22436112-21cut2
2421484290,6sleep22423568-21tr2
2402083291,2sleep00-21swapper/00
2328710292,3sleep12328743-21apt-get1
2310905290,6sleep22312666-21grep2
2173371290,6sleep22173479-21date2
2162278290,6sleep12164083-21cut1
2118093293,4sleep02118579-21kthreadcore0
30179880,5rtkit-daemon492-21gmain2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon492-21gmain2
30179880,4rtkit-daemon492-21gmain2
30179880,4rtkit-daemon448-21wpa_supplicant2
30179880,4rtkit-daemon448-21wpa_supplicant2
30179880,4rtkit-daemon3205-21sendmail-mta2
30179880,4rtkit-daemon3205-21sendmail-mta2
30179880,4rtkit-daemon3205-21sendmail-mta2
30179880,4rtkit-daemon2257073-21cron2
30179880,4rtkit-daemon2113163-21munin-node2
30179880,4rtkit-daemon2113163-21munin-node2
30179880,4rtkit-daemon2113163-21munin-node2
30179880,3rtkit-daemon2392481-21sed2
30179880,3rtkit-daemon2340568-21smartctl2
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/22
2458226281,3sleep22458259-21apt-get2
2450643280,5sleep12450844-21unixbench_multi1
2393733281,3sleep02393765-21apt-get0
2387314281,3sleep12387347-21apt-get1
2373874281,4sleep02374029-21diskstats0
2342122281,4sleep22343015-21kthreadcore2
2302908281,4sleep02303097-21if_eno10
2289806281,3sleep00-21swapper/00
2276448281,4sleep0636-21snmpd0
2275683281,4sleep22275754-21ntp_states2
2237867280,5sleep22238093-21latency_hist2
2230748280,4sleep22230857-21find2
2199636281,4sleep20-21swapper/22
2155332281,4sleep12155845-21ps1
2113014281,4sleep22113035-21munin-plugin-st2
30179870,4rtkit-daemon638-21ntpd2
30179870,4rtkit-daemon638-21ntpd2
30179870,4rtkit-daemon638-21ntpd2
30179870,3rtkit-daemon638-21ntpd2
30179870,3rtkit-daemon636-21snmpd2
30179870,3rtkit-daemon636-21snmpd2
30179870,3rtkit-daemon430-21avahi-daemon2
30179870,3rtkit-daemon3205-21sendmail-mta2
30179870,3rtkit-daemon2904-21cron2
30179870,3rtkit-daemon2485367-21ps2
30179870,3rtkit-daemon2282749-21vmstat2
30179870,3rtkit-daemon2163750-21kthreadcore2
30179870,1rtkit-daemon0-21swapper/22
2522368271,3sleep02522387-21munin-run0
2515929271,3sleep12515974-21munin-run1
2501583271,3sleep10-21swapper/11
2499429270,5sleep02501582-21cut0
2495504271,3sleep02495560-21ntp_states0
2484693270,4sleep12485659-21cut1
2457375270,5sleep1636-21snmpd1
2451028270,4sleep02451029-21sshd0
2372671270,4sleep12372735-21ntp_states1
2350211270,4sleep12352320-21tr1
2341260271,3sleep12341468-21grep1
2335937270,5sleep02336910-21cat0
2323743270,5sleep12325542-21kthreadcore1
2322278271,2sleep02322310-21apt-get0
2309391270,3sleep02309399-21unattended-upgr0
2302656271,3sleep12302689-21apt-get1
2296628271,3sleep12297352-21irqrtprio1
2291260270,4sleep12292585-21cat1
2230580270,4sleep02230636-21ntp_states0
2226977271,3sleep10-21swapper/11
2218919270,4sleep12219075-21diskstats1
2168686271,4sleep12169919-21cut1
2166064271,3sleep02166135-21ntp_states0
2152796271,3sleep12152931-21awk1
2134355270,1sleep00-21swapper/00
2133555271,3sleep12133599-21/usr/sbin/munin1
2112208270,4sleep12112325-21python31
30179860,3rtkit-daemon492-21gmain2
2515245261,2sleep02515504-21tail0
2483005261,3sleep02483249-21users0
2466070260,3sleep12467422-21cut1
2440153260,3sleep02442148-21kthreadcore0
2431117261,2sleep02431160-21ps0
2419420261,3sleep12419539-21cpuspeed_turbos1
2418808260,1sleep10-21swapper/11
2393232260,1sleep00-21swapper/00
2354537260,4sleep02354737-21hddtemp_smartct0
2341911261,2sleep10-21swapper/11
2283109260,3sleep02283148-21systemd-run0
2264400260,3sleep12264607-21sed1
2256865260,1sleep10-21swapper/11
2250637260,3sleep02250652-21munin-run0
2218627261,2sleep00-21swapper/00
2206256261,2sleep10-21swapper/11
2187310260,4sleep12187993-21kthreadcore1
2186501260,4sleep02186534-21apt-get0
2180063261,2sleep10-21swapper/11
2112990260,1sleep00-21swapper/00
2106230260,1sleep00-21swapper/00
2505913250,3sleep02508057-21kthreadcore0
2491777251,2sleep10-21swapper/11
2484277251,2sleep02484692-21irqcore0
2464616250,2sleep00-21swapper/00
2457707250,2sleep12457720-21apt-get1
2442151250,3sleep10-21swapper/11
2438373250,1sleep10-21swapper/11
2438373250,1sleep10-21swapper/11
2431900250,2sleep172-21kcompactd01
2399675250,1sleep10-21swapper/11
2386148250,1sleep00-21swapper/00
2381756250,3sleep12383350-21grep1
2373277250,1sleep00-21swapper/00
2366879250,1sleep00-21swapper/00
2349357251,2sleep0221rcuc/00
2329013251,2sleep00-21swapper/00
2321751250,1sleep10-21swapper/11
2317315250,2sleep00-21swapper/00
2289246250,3sleep00-21swapper/00
2270030250,1sleep00-21swapper/00
2259909250,2sleep10-21swapper/11
2257580250,3sleep00-21swapper/00
2256383250,2sleep02256570-21timerwakeupswit0
2244280251,2sleep10-21swapper/11
2237587250,3sleep00-21swapper/00
2194664250,3sleep02196502-21tr0
2193195250,1sleep10-21swapper/11
2185973250,1sleep00-21swapper/00
2176764250,2sleep00-21swapper/00
2167233250,2sleep02167266-21apt-get0
2153537250,3sleep00-21swapper/00
2140562250,1sleep10-21swapper/11
2136239251,2sleep00-21swapper/00
2121412250,1sleep10-21swapper/11
2461027240,2sleep02463185-21kthreadcore0
2412490240,3sleep10-21swapper/11
2407742240,2sleep02408934-21grep0
2386710240,3sleep00-21swapper/00
2366923240,1sleep10-21swapper/11
2354738240,2sleep10-21swapper/11
2276882240,1sleep10-21swapper/11
2270818240,2sleep12271188-21cut1
2250372240,3sleep10-21swapper/11
2238312241,1sleep00-21swapper/00
2219534240,2sleep00-21swapper/00
2217525240,2sleep12217697-21strings1
2208440240,2sleep00-21swapper/00
2202189240,2sleep00-21swapper/00
2199888240,2sleep10-21swapper/11
2179774240,3sleep10-21swapper/11
2154350240,1sleep00-21swapper/00
2142534240,1sleep00-21swapper/00
2419384230,1sleep00-21swapper/00
2400389230,1sleep10-21swapper/11
2379250230,1sleep10-21swapper/11
2347375230,1sleep00-21swapper/00
2302166230,1sleep00-21swapper/00
2283366230,1sleep10-21swapper/11
2237508230,1sleep10-21swapper/11
2127180230,1sleep10-21swapper/11
2124392230,1sleep00-21swapper/00
2386676220,1sleep10-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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